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. 2015 May 4;112(20):E2648–E2657. doi: 10.1073/pnas.1501489112

Fig. 1.

Fig. 1.

Map of northern Auckland, New Zealand, showing the location of properties participating in an experimental bird feeding study. The urban–rural boundary is also shown, with land zoned as urban shaded in gray. Reference coordinates are expressed as latitude and longitude (WGS84).